-/* Copyright (c) 2006-2017. The SimGrid Team. All rights reserved. */
+/* Copyright (c) 2006-2018. The SimGrid Team. All rights reserved. */
/* This program is free software; you can redistribute it and/or modify it
* under the terms of the license (GNU LGPL) which comes with this package. */
*
* This class is the ancestor of every activities that an actor can undertake, that is, of the actions that do take time in the simulated world.
*/
-XBT_PUBLIC_CLASS Activity {
+class XBT_PUBLIC Activity {
friend Comm;
- friend void intrusive_ptr_release(Comm * c);
- friend void intrusive_ptr_add_ref(Comm * c);
+ friend XBT_PUBLIC void intrusive_ptr_release(Comm * c);
+ friend XBT_PUBLIC void intrusive_ptr_add_ref(Comm * c);
friend Exec;
- friend void intrusive_ptr_release(Exec * e);
- friend void intrusive_ptr_add_ref(Exec * e);
+ friend XBT_PUBLIC void intrusive_ptr_release(Exec * e);
+ friend XBT_PUBLIC void intrusive_ptr_add_ref(Exec * e);
protected:
Activity() = default;
*
* This function is optional: you can call wait() even if you didn't call start()
*/
- virtual void start()=0;
+ virtual Activity* start() = 0;
/** Tests whether the given activity is terminated yet. This is a pure function. */
//virtual bool test()=0;
/** Blocks until the activity is terminated */
- virtual void wait()=0;
+ virtual Activity* wait() = 0;
/** Blocks until the activity is terminated, or until the timeout is elapsed
* Raises: timeout exception.*/
- virtual void wait(double timeout)=0;
+ virtual Activity* wait(double timeout) = 0;
/** Cancel that activity */
//virtual void cancel();
/** Retrieve the current state of the activity */
e_s4u_activity_state_t getState() {return state_;}
/** Get the remaining amount of work that this Activity entails. When it's 0, it's done. */
- double getRemains();
+ virtual double getRemains();
/** Set the [remaining] amount of work that this Activity will entail
*
* It is forbidden to change the amount of work once the Activity is started */
- void setRemains(double remains);
+ Activity* setRemains(double remains);
/** Put some user data onto the Activity */
- void setUserData(void *data) {userData_=data;}
+ Activity* setUserData(void* data)
+ {
+ user_data_ = data;
+ return this;
+ }
/** Retrieve the user data of the Activity */
- void *getUserData() { return userData_; }
+ void* getUserData() { return user_data_; }
private:
simgrid::kernel::activity::ActivityImplPtr pimpl_ = nullptr;
e_s4u_activity_state_t state_ = inited;
double remains_ = 0;
- void *userData_ = nullptr;
+ void* user_data_ = nullptr;
}; // class
}}; // Namespace simgrid::s4u